lib/python/Components/Sources/ServiceList.py

   1 from Source import Source
   2 from enigma import eServiceCenter, eServiceReference
   3
   4 class ServiceList(Source):
   5         def __init__(self, root, command_func = None, validate_commands = True):
   6                 Source.__init__(self)
   7                 self.root = root
   8                 self.command_func = command_func
   9                 self.validate_commands = validate_commands
  10
  11         def getServicesAsList(self, format = "SN"):
  12                 services = self.getServiceList()
  13                 return services and services.getContent(format, True)
  14
  15         def getServiceList(self):
  16                 serviceHandler = eServiceCenter.getInstance()
  17                 return serviceHandler.list(self.root)
  18
  19         def validateReference(self, ref):
  20                 return ref in self.getServicesAsList("S")
  21
  22         list = property(getServicesAsList)
  23         lut = {"Reference": 0, "Name": 1}
  24
  25         def getRoot(self):
  26                 return self.__root
  27
  28         def setRoot(self, root):
  29                 assert isinstance(root, eServiceReference)
  30                 self.__root = root
  31                 self.changed()
  32
  33         root = property(getRoot, setRoot)
  34
  35         def handleCommand(self, cmd):
  36                 print "ServiceList handle command"
  37
  38                 if self.validate_commands and not self.validateReference(cmd):
  39                         print "Service reference did not validate!"
  40                         return
  41
  42                 ref = eServiceReference(cmd)
  43                 if self.command_func:
  44                         self.command_func(ref)